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Infogain • Mumbai City, Maharashtra, India
Role & seniority: Senior SDET / Performance Testing Engineer (8–11 years)
Stack/tools: Performance testing: LoadRunner, JMeter, Gatling, k6; Locust (nice-to-have); UI/API automation: Playwright (nice-to-have); scripting: Python, Java; cloud-native: GCP (Apigee, GKE, Cloud Spanner); CI/CD integration
Define performance test scope, scenarios, and success metrics
Execute baseline, load, stress, and endurance tests for APIs/services; produce performance reports and readiness sign-off
Analyze results to identify bottlenecks and support remediation; assist go-live validation and early hyper-care monitoring
Strong experience in performance/load testing for APIs and distributed systems
Hands-on with LoadRunner, JMeter, Gatling, k6, or similar
Solid scripting: Python or Java
Experience with cloud-native architectures
Locust for distributed load testing
Playwright for UI/API automation of performance-critical flows
GCP environments (Apigee, GKE, Cloud Spanner)
CI/CD integration for automated performance testing
Location: multiple global offices (US: CA, WA, TX; UK; UAE; Singapore) and delivery centers (Kraków, Noida, Gurgaon, Mumbai, Pune, Bengaluru)
Work type: full-time role (location-flexible options depending on assignment)
Roles & Responsibilities
Core Skills
Key Responsibilities
Define performance test scope, scenarios, and success metrics Execute baseline, load, stress, and endurance testing for APIs and services
Validate key metrics: RPS/TPS, P50/P95/P99 latency, concurrency, and error rates Develop and maintain performance test scripts Analyze results, identify bottlenecks, and support remediation Produce clear performance reports and readiness sign-off Support go-live validation and early hyper-care monitoring
Required Experience
Strong background in performance and load testing for APIs and distributed systems Hands-on experience with tools such as LoadRunner, JMeter, Gatling, k6, or similar Solid scripting skills (Python, Java, or equivalent) Experience working with cloud-native architectures
Preferred Experience
Locust for distributed load and performance testing Playwright for UI/API automation of performance-critical flows Experience with GCP environments (Apigee, GKE, Cloud Spanner preferred) CI/CD integration for automated performance testing
Experience
8-11 Years
Skills
Primary Skill: SDET
Sub Skill(s): SDET
Additional Skill(s): Automated Testing, Performance Testing, Selenium, GCP-Apps, API & Web Services Testing, CI/CD, JMeter, Cloud Spanner
About The Company
Infogain is a human-centered digital platform and software engineering company based out of Silicon Valley. We engineer business outcomes for Fortune 500 companies and digital natives in the technology, healthcare, insurance, travel, telecom, and retail & CPG industries using technologies such as cloud, microservices, automation, IoT, and artificial intelligence. We accelerate experience-led transformation in the delivery of digital platforms. Infogain is also a Microsoft (NASDAQ: MSFT) Gold Partner and Azure Expert Managed Services Provider (MSP).
Infogain, an Apax Funds portfolio company, has offices in California, Washington, Texas, the UK, the UAE, and Singapore, with delivery centers in Seattle, Houston, Austin, Kraków, Noida, Gurgaon, Mumbai, Pune, and Bengaluru.